@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@500&display=swap');

:root {
    --primary-color: #4460f1;
    --white-color: #ffffff;

    --light-text-color: #9398b3;
    --light-bg-color: #f2f4ff;
    --dark-color: #333333;

    --background-color: #fcfcff;
}

* {
    margin: 0;
    padding: 0;
}

*, ::before::after {
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.8;
    color: var(--dark-color);
    background-color: var(--background-color);
    user-select: none;
    -webkit-user-drag: none;
}

a {
    text-decoration: none;
    color: inherit;
    -webkit-tap-highlight-color: transparent;
}

ul {
    list-style: none;
}

h1 {
    font-size: 3em;
    font-weight: 700;
    line-height: normal;
    color: black;
}

.site {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.container {
    max-width: 1000px;
    width: 100%;
    padding: 0 30px;
    margin: 0 auto;
}

.login {
    display: flex;
    flex-wrap: wrap;
}

.hero {
    flex: 1 0 66.6666%;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 50px;
    padding: 70px 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 15%;
    left: 0;
    width: 280px;
    height: 100px;
    background: linear-gradient(to right, var(--primary-color), #c471ed, #f64f59);
    z-index: -1;
    filter: blur(70px);
}

.hero a {
    font-weight: 500;
    color: var(--primary-color);
    transition: color .3s;
}

.hero a:hover,
form .password a:hover {
    color: var(--dark-color);
    text-decoration: underline;
}

.main {
    flex: 1 0 33.3333%;
}

.main form {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.main form p {
    position: relative;
}

form input {
    font: inherit;
    font-size: 14px;
    width: 100%;
    border: 0;
    outline: 0;
    padding: 0 20px;
    line-height: 60px;
    border-radius: 10px;
    /*修复input 加入padding之后大小变化的问题*/
    box-sizing: border-box;
}

input::placeholder {
    color: var(--dark-color);
    font-family: 'Noto Sans SC', sans-serif;
    font-size: inherit;
}

form input:not(.submit) {
    background-color: var(--light-bg-color);
}

form .password i {
    position: absolute;
    top: calc(60px / 2);
    right: 20px;
    margin-top: -8px;
    line-height: 1;
    color: var(--light-text-color);
    cursor: pointer;
}

form .password a {
    font-size: 13px;
    color: var(--light-text-color);
    float: right;
    margin: 5px 20px 0 0;
}

form input.submit {
    font-weight: 700;
    color: var(--white-color);
    background-color: var(--primary-color);
    box-shadow: var(--primary-color) 0 20px 30px -10px;
    cursor: pointer;
    transition: box-shadow .3s;
}

form input.submit:hover {
    box-shadow: var(--primary-color) 0 10px 30px -10px;
}

.separator {
    position: relative;
    margin: 50px 0 30px;
}

.separator::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 100%;
    height: 1px;
    background-color: var(--light-text-color);
    opacity: .3;
    z-index: 1;
}

.separator p {
    font-size: 14px;
    width: fit-content;
    padding: 0 10px;
    color: var(--light-text-color);
    background-color: var(--background-color);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.options ul {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.options ul li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 10px;
    background-color: var(--white-color);
    box-shadow: var(--light-text-color) 0 10px 20px -10px;
    transition: all .3s ease-out;
}

.options ul li a:hover {
    color: var(--white-color);
    box-shadow: none;
}
/*用STEAM PSN XBOX替换原先APPLE GOOGLE FACEBOOK图标*/
.options ul li:nth-child(1) a:hover {
    background-color:#107c10;
}

.options ul li:nth-child(2) a:hover {
    background-color:  #00439c;
}

.options ul li:nth-child(3) a:hover {
    background-color:  #171a21;
}

.options ul li:nth-child(4) a:hover {
    background-color:  #171a21;
}


input::placeholder {
    color: #999; /* 占位符文本颜色 */
    font-style: italic; /* 斜体 */
    font-size: 14px; /* 字体大小 */
    opacity: 1; /* 确保不透明度为1，某些浏览器默认会降低不透明度 */
}